* Device code
*/
#define DTT_I2C_DEV_CODE 0x48 /* National Semi's LM73 device */
+#define DTT_READ_TEMP 0x0
+#define DTT_CONFIG 0x1
+#define DTT_TEMP_HIGH 0x2
+#define DTT_TEMP_LOW 0x3
+#define DTT_CONTROL 0x4
+#define DTT_ID 0x7
int dtt_read(int const sensor, int const reg)
{
dlen);
} /* dtt_write() */
-static int _dtt_init(int const sensor)
+int dtt_init_one(int const sensor)
{
int val;
/*
* Setup THIGH (upper-limit) and TLOW (lower-limit) registers
*/
- val = CFG_DTT_MAX_TEMP << 7;
+ val = CONFIG_SYS_DTT_MAX_TEMP << 7;
if (dtt_write(sensor, DTT_TEMP_HIGH, val))
return -1;
- val = CFG_DTT_MIN_TEMP << 7;
+ val = CONFIG_SYS_DTT_MIN_TEMP << 7;
if (dtt_write(sensor, DTT_TEMP_LOW, val))
return -1;
/*
dtt_read(sensor, DTT_CONTROL); /* clear temperature flags */
return 0;
-} /* _dtt_init() */
-
-int dtt_init(void)
-{
- int i;
- unsigned char sensors[] = CONFIG_DTT_SENSORS;
- const char *const header = "DTT: ";
-
- for (i = 0; i < sizeof(sensors); i++) {
- if (0 != _dtt_init(sensors[i]))
- printf("%s%d FAILED INIT\n", header, i + 1);
- else
- printf("%s%d is %i C\n", header, i + 1,
- dtt_get_temp(sensors[i]));
- }
- return 0;
-} /* dtt_init() */
+} /* dtt_init_one() */
int dtt_get_temp(int const sensor)
{